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Vibrational spectrum and assignment of 4-cyclopentene-1,3-dione

✍ Scribed by Bruno Fortunato; Maria Grazia Giorgini

Publisher
Elsevier Science
Year
1977
Tongue
English
Weight
464 KB
Volume
37
Category
Article
ISSN
0022-2860

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Effects of Ο€* ← n Excitation in 4-Cyclopentene-1,3-Dione
✍ Robert A. Back; Robert D. Gordon πŸ“‚ Article πŸ“… 2000 πŸ› Elsevier Science 🌐 English βš– 189 KB

The weak visible absorption spectrum of 4-cyclopentene-1,3-dione has been photographed near room temperature and assigned to the A 1 B 1 4 X 1 A 1 , \* 4 n transition with origin at 22 000 cm Οͺ1 . A few weak bands near 28 465 cm Οͺ1 have been assigned to a second 1 A 2 \* 4 n transition. The effects